SLVSFQ8A
December 2020 – December 2021
TPS552882-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
VCC Power Supply
7.3.2
Operation Mode Setting
7.3.3
Input Undervoltage Lockout
7.3.4
Enable and Programmable UVLO
7.3.5
Soft Start
7.3.6
Shutdown
7.3.7
Switching Frequency
7.3.8
Switching Frequency Dithering
7.3.9
Inductor Current Limit
7.3.10
Internal Charge Path
7.3.11
Output Voltage Setting
7.3.12
Output Current Indication and Cable Voltage Drop Compensation
7.3.13
Integrated Gate Drivers
7.3.14
Output Current Limit
7.3.15
Overvoltage Protection
7.3.16
Output Short Circuit Protection
7.3.17
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
PWM Mode
7.4.2
Power Save Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design With WEBENCH® Tools
8.2.2.2
Switching Frequency
8.2.2.3
Output Voltage Setting
8.2.2.4
Inductor Selection
8.2.2.5
Input Capacitor
8.2.2.6
Output Capacitor
8.2.2.7
Output Current Limit Sense Resistor
8.2.2.8
Loop Stability
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.1.2
Development Support
11.1.2.1
Custom Design With WEBENCH® Tools
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Glossary
11.6
Electrostatic Discharge Caution
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RPM|26
MPQF533A
Thermal pad, mechanical data (Package|Pins)
RPM|26
QFND631
Orderable Information
slvsfq8a_oa
slvsfq8a_pm
8.2.2
Detailed Design Procedure